UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iF2x1//Ea8BWtlg2684H4jFGCR2sFx16yqvgBY18g/Y=' 
WHERE 
  key_id = '6a44e3198c4bb7176966777b8c0859732964a4b27a72ffad70bf66503d3398e9' 
  AND (
    token = 'iF2x1//Ea8BWtlg2684H4jFGCR2sFx16yqvgBY18g/Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )